DE2844851C2 - - Google Patents

Info

Publication number
DE2844851C2
DE2844851C2 DE19782844851 DE2844851A DE2844851C2 DE 2844851 C2 DE2844851 C2 DE 2844851C2 DE 19782844851 DE19782844851 DE 19782844851 DE 2844851 A DE2844851 A DE 2844851A DE 2844851 C2 DE2844851 C2 DE 2844851C2
Authority
DE
Germany
Prior art keywords
housing
opening
shoulder
movable
annular
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
DE19782844851
Other languages
German (de)
English (en)
Other versions
DE2844851A1 (de
Inventor
Roy R. Houston Tex. Us Vann
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Halliburton Co
Original Assignee
GEO VANN Inc HOUSTON TEX US
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by GEO VANN Inc HOUSTON TEX US filed Critical GEO VANN Inc HOUSTON TEX US
Publication of DE2844851A1 publication Critical patent/DE2844851A1/de
Application granted granted Critical
Publication of DE2844851C2 publication Critical patent/DE2844851C2/de
Granted legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B34/00—Valve arrangements for boreholes or wells
    • E21B34/06—Valve arrangements for boreholes or wells in wells
    • E21B34/14—Valve arrangements for boreholes or wells in wells operated by movement of tools, e.g. sleeve valves operated by pistons or wire line tools
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/86928—Sequentially progressive opening or closing of plural valves
    • Y10T137/86936—Pressure equalizing or auxiliary shunt flow
    • Y10T137/86944—One valve seats against other valve [e.g., concentric valves]
    • Y10T137/86976—First valve moves second valve

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Actuator (AREA)
  • Control Of Fluid Pressure (AREA)
DE19782844851 1977-10-17 1978-10-14 Druckausgleichs-vorrichtung Granted DE2844851A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/843,151 US4151880A (en) 1977-10-17 1977-10-17 Vent assembly

Publications (2)

Publication Number Publication Date
DE2844851A1 DE2844851A1 (de) 1979-04-19
DE2844851C2 true DE2844851C2 (enrdf_load_stackoverflow) 1988-03-31

Family

ID=25289192

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19782844851 Granted DE2844851A1 (de) 1977-10-17 1978-10-14 Druckausgleichs-vorrichtung

Country Status (4)

Country Link
US (1) US4151880A (enrdf_load_stackoverflow)
CA (1) CA1090699A (enrdf_load_stackoverflow)
DE (1) DE2844851A1 (enrdf_load_stackoverflow)
GB (1) GB2006856A (enrdf_load_stackoverflow)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE32755E (en) * 1981-02-17 1988-09-27 Halliburton Company Accelerated downhole pressure testing
US4480690A (en) * 1981-02-17 1984-11-06 Geo Vann, Inc. Accelerated downhole pressure testing
US4598771A (en) * 1981-02-23 1986-07-08 Geo Vann, Inc. Method and apparatus for firing a perforating gun and simultaneously recording the downhole pressure
US4635733A (en) * 1982-06-07 1987-01-13 Halliburton Company Gun firing system using fluid filled pressure balance tubing
US4790385A (en) * 1983-07-25 1988-12-13 Dresser Industries, Inc. Method and apparatus for perforating subsurface earth formations
US4515217A (en) * 1983-12-27 1985-05-07 Baker Oil Tools, Inc. Perforating gun pressure activated sliding sleeve
US4637471A (en) * 1985-04-30 1987-01-20 Soderberg Research & Development, Inc. Tubing drain valve useful with heavy, sand-bearing oil
US4693314A (en) * 1986-02-18 1987-09-15 Halliburton Company Low actuation pressure bar vent
US4842074A (en) * 1987-10-15 1989-06-27 Otis Engineering Corporation Gas storage well safety system and method
US5088557A (en) * 1990-03-15 1992-02-18 Dresser Industries, Inc. Downhole pressure attenuation apparatus
NO913339D0 (no) * 1990-08-27 1991-08-26 Baker Hughes Inc Broennverktoey.
US20040035582A1 (en) * 2002-08-22 2004-02-26 Zupanick Joseph A. System and method for subterranean access
US8376052B2 (en) * 1998-11-20 2013-02-19 Vitruvian Exploration, Llc Method and system for surface production of gas from a subterranean zone
US7048049B2 (en) 2001-10-30 2006-05-23 Cdx Gas, Llc Slant entry well system and method
US6280000B1 (en) 1998-11-20 2001-08-28 Joseph A. Zupanick Method for production of gas from a coal seam using intersecting well bores
US8297377B2 (en) 1998-11-20 2012-10-30 Vitruvian Exploration, Llc Method and system for accessing subterranean deposits from the surface and tools therefor
US6962216B2 (en) * 2002-05-31 2005-11-08 Cdx Gas, Llc Wedge activated underreamer
US7025154B2 (en) * 1998-11-20 2006-04-11 Cdx Gas, Llc Method and system for circulating fluid in a well system
US6679322B1 (en) * 1998-11-20 2004-01-20 Cdx Gas, Llc Method and system for accessing subterranean deposits from the surface
US7073595B2 (en) * 2002-09-12 2006-07-11 Cdx Gas, Llc Method and system for controlling pressure in a dual well system
US6662870B1 (en) * 2001-01-30 2003-12-16 Cdx Gas, L.L.C. Method and system for accessing subterranean deposits from a limited surface area
US6412556B1 (en) 2000-08-03 2002-07-02 Cdx Gas, Inc. Cavity positioning tool and method
US7360595B2 (en) * 2002-05-08 2008-04-22 Cdx Gas, Llc Method and system for underground treatment of materials
US6991047B2 (en) 2002-07-12 2006-01-31 Cdx Gas, Llc Wellbore sealing system and method
US6991048B2 (en) * 2002-07-12 2006-01-31 Cdx Gas, Llc Wellbore plug system and method
US6976547B2 (en) * 2002-07-16 2005-12-20 Cdx Gas, Llc Actuator underreamer
US7025137B2 (en) 2002-09-12 2006-04-11 Cdx Gas, Llc Three-dimensional well system for accessing subterranean zones
US8333245B2 (en) * 2002-09-17 2012-12-18 Vitruvian Exploration, Llc Accelerated production of gas from a subterranean zone
US6964308B1 (en) 2002-10-08 2005-11-15 Cdx Gas, Llc Method of drilling lateral wellbores from a slant well without utilizing a whipstock
US7264048B2 (en) 2003-04-21 2007-09-04 Cdx Gas, Llc Slot cavity
US7134494B2 (en) 2003-06-05 2006-11-14 Cdx Gas, Llc Method and system for recirculating fluid in a well system
US7100687B2 (en) 2003-11-17 2006-09-05 Cdx Gas, Llc Multi-purpose well bores and method for accessing a subterranean zone from the surface
US7207395B2 (en) 2004-01-30 2007-04-24 Cdx Gas, Llc Method and system for testing a partially formed hydrocarbon well for evaluation and well planning refinement
US7222670B2 (en) 2004-02-27 2007-05-29 Cdx Gas, Llc System and method for multiple wells from a common surface location
US7182157B2 (en) * 2004-12-21 2007-02-27 Cdx Gas, Llc Enlarging well bores having tubing therein
US7571771B2 (en) 2005-05-31 2009-08-11 Cdx Gas, Llc Cavity well system
US7637317B1 (en) * 2006-10-06 2009-12-29 Alfred Lara Hernandez Frac gate and well completion methods
CA2653254C (en) * 2009-02-09 2011-11-29 Schlumberger Canada Limited Mechanical sliding sleeve
US9074437B2 (en) * 2012-06-07 2015-07-07 Baker Hughes Incorporated Actuation and release tool for subterranean tools
WO2015112905A1 (en) * 2014-01-24 2015-07-30 Eagle Downhole Solutions, Llc Wellbore stimulation tool, assembly and method

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2962097A (en) * 1958-04-21 1960-11-29 Otis Eng Co Means for carrying out a removable flow tube program
US3051243A (en) * 1958-12-12 1962-08-28 George G Grimmer Well tools
US3094307A (en) * 1960-01-15 1963-06-18 Thomas R Alley Circulating valve
US3071193A (en) * 1960-06-02 1963-01-01 Camco Inc Well tubing sliding sleeve valve
US3151681A (en) * 1960-08-08 1964-10-06 Cicero C Brown Sleeve valve for well pipes
US3211232A (en) * 1961-03-31 1965-10-12 Otis Eng Co Pressure operated sleeve valve and operator

Also Published As

Publication number Publication date
DE2844851A1 (de) 1979-04-19
US4151880A (en) 1979-05-01
GB2006856A (en) 1979-05-10
CA1090699A (en) 1980-12-02

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Legal Events

Date Code Title Description
8127 New person/name/address of the applicant

Owner name: GEO VANN, INC., 77084 HOUSTON, TEX., US

8128 New person/name/address of the agent

Representative=s name: RIEBLING, G., DIPL.-ING. DR.-ING. RIEBLING, P., DI

8110 Request for examination paragraph 44
D2 Grant after examination
8327 Change in the person/name/address of the patent owner

Owner name: HALLIBURTON CO., DUNCAN, OKLA., US

8328 Change in the person/name/address of the agent

Free format text: RIEBLING, P., DIPL.-ING. DR.-ING., PAT.-ANW., 8990 LINDAU

8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee